package com.example.redisstudy;

import java.util.Random;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class ExtractIntegers {
    public static void main(String[] args) {
        String s3 = new String("1") + new String("1");// ①
        s3.intern();// ②
        String s4 = "11";
        System.out.println(s3 == s4);// ③
    }
}
